Home / 55,133.34-76,082.23-31,262.14

Finding the Fourth Proportional to 55,133.34, 76,082.23 and 31,262.14

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Solution

The fourth proportional to 55,133.34, 76,082.23 and 31,262.14 is: 43,140.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,133.34 : 76,082.23 = 31,262.14 : x
  2. Step 2: Convert to fraction form
    55,133.34/76,082.23 = 31,262.14/x
  3. Step 3: Cross multiply
    55,133.34x = 76,082.23 × 31,262.14
  4. Step 4: Simplify right side
    55,133.34x = 2,378,493,325.77
  5. Step 5: Solve for x
    x = 2,378,493,325.77/55,133.34
  6. Step 6: Final answer
    x = 43,140.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.